Snack



FIG. 1 is a perspective view of a snack showing my new design;

FIG. 2 is a front view thereof;

FIG. 3 is a rear view thereof;

FIG. 4 is a left side view thereof;

FIG. 5 is a top view thereof;

FIG. 6 is a bottom view thereof;

FIG. 7 is a cross-sectional view thereof taken at line 7-7 of FIG. 6; and,

FIG. 8 is a right side view thereof. 

CLAIM The ornamental design for a snack, as shown and described. 